I make an adze for carving Windsor chair seats and a 6 degree tapered reamer for creating the tapered joints that hold the chairs together. The price of the adze with shipping is $240 and the reamer is $140. I fill orders from a wait list and wait times for each of the tools is usually 4 weeks.
To order just send me an email expressing your interest in the tools.
For more specific information about these tools.
Peruse the links for pictures and some descriptions and don't hesitate to email me.